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CX-LZX7
8-1. BLOCK DIAGRAM — BD/CHANGER SECTION —
DETECTOR
AVDD(+3.3V)
A
A
26
RF
SUMMING
B
B
AMP
27
C
C
28
FOCUS
ERROR
D
D
AMP
29
F
F
20
E
TRACKING
E
19
ERROR AMP
OPTICAL PICK-UP
BLOCK
(KSM-215CFP)
LASER DIODE
AUTOMATIC
LD
APC LD
POWER
36
AMP
CONTROL
Q10
PD
LD
MOTOR/COIL DRIVE
IC251
CH4OUTF
16
CH4IN
M101
MOTOR
M
24
CH4OUTR
(SPINDLE)
DRIVE
15
CH3OUTF
CH3FIN
17
23
M102
MOTOR
M
CH3OUTR
CH3RIN
(SLED)
DRIVE
18
21
2-AXIS
DEVICE
CH1OUTF
CH1FIN
14
4
COIL
CH1OUTR
CH1RIN
DRIVE
13
5
CH2OUTF
CH2FIN
6
12
COIL
CH2OUTR
CH2RIN
DRIVE
11
7
MUTE
20
CD DSP
IC101 (1/2)
AC_
EQ_
SUM
IN
RFACO
RFACI
RFAC
ASYMMETRY
34
35
41
EQ
42
VCA
ASYI
45
FEO
ASYO
46
24
DIGITAL
TEO
CLV
22
PROCESSOR
6
PD
37
OPIN+
OPOUT
27
2
21 23
CD DSP
IC101 (2/2)
A/D
CONVERTER
FOK
SFDR
3
MIRR,
FOCUS/
9
MIRR
TRACKING/SLED
DFCT, FOK
1
SRDR
DFCT
10
SERVO DSP
DETECTOR
2
TFDR
11
COUT
TRDR
12
119
SERVO
SCLK
INTERFACE
FFDR
108
13
FRDR
14
SERVO AUTO
SEQUENCER
TO CPU INTERFACE
7
S101
(LIMIT)
FILTER
51 53
50 52
112
EFM
DIGITAL PLL
DEMODULATOR
CORRECTOR
32K
RAM
ERROR
CORRECTOR
TO SERVO AUTO
SUBCODE
SEQUENCER
PROCESSOR
CPU INTERFACE
100
102 105 104
107
115
98 99
96 97
110 111 113 68
MP3 DECODER
35 37 36
56 19
I-MP3DAT 6
O-MP3DAT 5
6
MIDIO
O-MP3CLK 7
7
MICK
I-MICS 47
4
MICS
O-MILT 48
5
MILP
I-MP3ACK 32
8
MIACK
I-MP3REQ 33
36
PO11/BUCK/AD14
I-MP3STBY 49
3
STANDBY
MP3RST 45
2
RESET
I-XTACN 57
IC721 STOCKER MOTOR DRIVE
O-ELV_POS
70
7
FIN
9
O-ELV_MEG
82
RIN
IC711 ROLLER MOTOR DRIVE
7
FIN
O-LOADNEG
71
O-LOADPOS
83
9
RIN
IC701 MODE MOTOR DRIVE
7
FIN
O-SLDPOS
73
O-SLDNGE
81
9
RIN
SYSTEM CONTROLLER
S771 ROTARY ENCODER (MODE)
IC901 (1/2)
I-SLD0
84
1
69
2
I-SLD1
I-SLD2
85
3
I-SLD3
67
4
S702 ROTARY ENCODER (STOCKER POSITION)
I-ELV0
86
1
I-ELV1
61
2
3
I-ELV2
59
I-ELV3
63
4
S711 (DISC INSERT(8/12cm))
I-SW1A
79
60
O-X-RST
S713 (DISC IN (8/12cm))
I-SW2A
75
S714 (DISC IN (8cm))
I-SW2B
76
S715 (DISC OUT)
I-SW3
77
S718 (STOCKING)
I-SW4
68
S717 (DISC POSITION)
I-SW5A
80
S716 (STOCKER IN/OUT)
I-SW5B
72
Q731
LEVEL
I-DSENSOR
78
SHIFT
28
28
117
93
XTSL
XTAO
77
CLOCK
X171
XTAI
GENERATOR
16.9344MHz
78
XTACN
95
AOUT1
81
D/A
CONVERTER
AOUT2
D/A
86
R-CH
DIGITAL
INTERFACE
SELECTOR
63 66 65
62 60 61
IC301
19 18
16 15
14
11
OUT1
4
M761
M
OUT2
2
(STOCKER)
OUT1
4
M
M781
(ROLLER)
OUT2
2
OUT1
4
M771
M
(MODE)
OUT2
2
G
G
S711
(ON : When disc insert)
(ON : Play position)
S713
ON : Play position
S714
(8cm disc only)
(ON : When disc out from play position)
S715
OFF: In the Midst disc is moving
between play position and
S718
stocker
In the midst disc is moving
between play position and stocker
S717
ON : disc is play position side
OFF : disc is stocker side
ON : The moment disc in/out
S716
from stocker
IC751
DISC INSERT
DETECT SENSOR
MAIN
CD
SECTION
A
(Page 29)
• R-ch is omitted due to same as L-ch.
• Signal Path
: CD PLAY
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